Monday, September 26, 2016

Food Lab

Goal:
Collect calorimetry data and complete calorimetry calculations to determine which food contains the most chemical energy. 

Agenda:
Poll
Collect Lab Data
Tables
Calculations

Poll
In this lab we will be comparing almonds to Cheetos. Which of the foods do you think will have the most chemical energy?

Collect Lab Data
  1. Create a new entry in your science journal entitled "Food Lab." 
  2. Copy the procedures and observations table from the Period __ - Food Lab Procedure and paste it into your science journal. 
  3. Carry out the lab procedure as we wrote it on Friday and record all measurements in the observation section in your science journal.
Tables
Using excel, create the following data table and enter the measurements from your experiment. Copy and paste the data table into your science journal once it is completed.

FOOD SAMPLE
INITIAL MASS (mi) g
FINAL MASS  (mf) g
INITIAL T (Ti)   oC
of water
FINAL T (Tf)    oC
of water
MASS BURNED
of food
ΔT
oC
of water
Food 1
Food 2
Food 3

Calculations
Complete the "Calorimetry of Food Calculations" sheet to make your claim. You can write on the back if you need more space. Turn these in to Mr. Nash.

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